There is a discrepancy of 29 meters between the above coordinates and the ones stored at linked Wikidata item Q1294677 (48°52′1″N 2°20′22″E, precision: 5 m). Please reconcile them. To copy Commons coordinates to Wikidata, you can use QuickStatements tool with string Q1294677 P625 @048.86658/002.33925 S143 Q565 after replacing spaces with tabs in a text editor.